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物理覆盖
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  physical cover
     Numerical manifold method consist of two types of mesh such as methematical cover and physical cover.
     数值流形方法包含数学覆盖与物理覆盖双重网格,数学网格用以构造流形单元的插值函数,物理覆盖确定了流形单元的积分区域。 无论是连续性材料还是非连续性材料,数学覆盖都保持不变,因此可以借助现有的有限元技术生成数值流形方法的数学网格。
  physical covers
     In this paper, studying from the comparisons of several other numerical methods on selecting the weighted function firstly, On the basis of anterior research, the selection of weighted function for numerical manifold method is introduced: focus on any random polygon (manifold element mainly consisted from three physical covers and four physical covers), when selecting linear or nonlinear covered functions.
     本文从几种数值计算方法选取权函数的比较入手,在前人研究的基础上引入数值流形方法权函数的选择:注重研究在选取线性及其非线性覆盖函数时,任意多边形单元(主要是三个物理覆盖和四个物理覆盖形成的流形单元)所对应的权函数选取问题。
短句来源
     In this method, the partition of material and free surface is determined by means of using physical covers. Through iterative operation, we can calculate the boundary of free surface and make the calculation area draw near to the practical seepage area step by step.
     该方法用物理覆盖来确定材料的分区与自由面,通过迭代求出自由面边界,计算区域逐步逼近实际渗流区域,适用于稳定和非稳定渗流计算。
短句来源
     In the numerical manifold method developed by Genhua Shi,two types of mesh systems,mathematical covers and physical covers,are involved. Mathematical covers constitute the whole interpolation domain while physical covers are used to define the integral domain.
     数值流形方法包含数学覆盖与物理覆盖双重网格,数学网格用以构造流形单元的插值函数,物理覆盖确定了流形单元的积分区域。
短句来源
     The physical covers are defined by the intersection of the mathematical covers and the physical mesh. And an element in the manifold method is defined by the intersection of physical covers.
     数学网格被用来建立数学覆盖,数学覆盖与物理网格的交集定义为物理覆盖,由物理覆盖的交集形成流形单元.
短句来源
  “物理覆盖”译为未确定词的双语例句
     MANIFOLD METHOD IN FEM AND ITS APPLICATION
     四个物理覆盖构成一个单元的流形方法及应用
短句来源
     Formation algorithm of covers and manifold elements in NMM during propagation of cracks
     裂纹扩展时物理覆盖与流形单元的生成算法
短句来源
     Auto Mesh Algorithm of the Finite Cover System in the Numerical Manifold Method
     数值流形方法物理覆盖系统的自动剖分
短句来源
     In this study, economic and effective mulches forwater saving are found out through experiment, which can provide technical reference newthought for water saving irrigation in citystreet green belt and other green belts, and also hassometheoreticguideforpractice.
     本研究通过对比初步筛选出经济而有效的物理覆盖方法,为城市街道绿化带及其他绿地实施节水灌溉提供技术参考和新思路,研究成果对生产实践具有一定的理论指导作用。
短句来源
     Hexahedral meshes were chosen as te cover system for 3-dimensional numerical manifold method(3D NMM).
     该文采用长方体单元作为三维数值流形方法的数学覆盖 ,在此覆盖下物理覆盖和物体的交集是刚度矩阵的积分区域 ,采用的是Hammer积分法 .
短句来源
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  相似匹配句对
     Earthquake-generated tsunamsi: their physics, monitoring and warning
     海啸的物理
短句来源
     Physics of Liquid Crystals Chapter 1: The Continuous Theory of Liquid Crystals
     液晶物理
短句来源
     Auto Mesh Algorithm of the Finite Cover System in the Numerical Manifold Method
     数值流形方法物理覆盖系统的自动剖分
短句来源
     Effects of Straw Mulch on Soil Physical Conditions in Field
     秸秆覆盖对农田土壤物理条件影响的研究
短句来源
     THE MIXED COVERAGE SWITCH
     混合式覆盖开关
短句来源
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  physical cover
The presence of physical cover near the ground has a crucial effect on sediment transport on forested slopes.
      


The complete first order approximation function on physical cover is used in this pa-per. A cantilever beam is analyzed by the adoption of the function, and the numerical results arecompared with theory solution. It showed that the treatment in this paper is very effective.

本文在物理覆盖上首次应用完备的一阶近似函数,给出了数值流形方法的具体实现过程,同时对悬臂梁进行了分析,并将数值解与理论解进行了比较,结果表明物理覆盖上的一阶近似函数非常有效。

An extension consisting of improving the manifold element from three physical covers to four is given. The framework of numerical implementation is presented within the extension. The method is used to simulate crack propagation in rock specimen and the results are satisfactory.

将由三个物理覆盖构成的流形单元的数值流形方法推广至四个物理覆盖的情形,给出具体的数值实现过程,并将其应用于裂纹扩展的模拟,数值结果令人满意。

A auto mesh algorithm of the finite cover system is presented by abstracting the finite cover system of numerical manifold method as independent data classes.The programs are made by Object Oriented Programming(OOP).The accuracy manifold element can be generated automatically when the continuous material is cut by crack.The calculation result shows that the algorithm is reliable and effective.

利用面向对象设计思想将岩土力学中数值流形方法的物理覆盖系统抽象为独立的数据类,在此基础上完成了物理覆盖系统的自动剖分算法。对裂缝切割的连续材料,在裂缝的扩展过程中能自动生成正确的流形单元。算例表明,本算法是可靠和有效的。

 
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